然而我们不能保证，煤气线路和供电电缆将会全部运转。
We cannot guarantee however, that gas lines and electricity lines will all be operational.
提供电缆清单和电缆规格设计。
电力电缆连到供电主线上。
电缆具有较低且均匀的正(逆)序和零序工作阻抗，有利于改善供电品质。
Low and even forward (backward) and zero sequence impedance improves the quality of power supply.
电缆具有较低且均匀的正(逆)序和零序工作阻抗，有利于改善供电品质。
Low and even forward (backward) and zero sequence impedance improves the quality of power supply.
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